USPTO Systems Status and Availability

Tuesday Oct 19, 2021

Planned Events

Multiple Systems Maintenance

The USPTO will perform maintenance on servers affecting Electronic Trademark Assignment System (ETAS) and Electronic Patent Assignment System (EPAS) beginning at 12:01 a.m., Friday, October 22 and ending at 5:30 a.m., Friday, October 22 ET.

During the maintenance period, users may experience intermittent issues with ETAS and EPAS.